Fatal error: Uncaught PDOException: SQLSTATE[HY000] [2002] Connection refused in /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php:66 Stack trace: #0 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(66): PDO->__construct() #1 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(85): Illuminate\Database\Connectors\Connector->createPdoConnection() #2 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(48): Illuminate\Database\Connectors\Connector->tryAgainIfCausedByLostConnection() #3 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/MySqlConnector.php(24): Illuminate\Database\Connectors\Connector->createConnection() #4 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/ConnectionFactory.php(185): Illuminate\Database\Connectors\MySqlConnector->connect() #5 [internal function]: Illuminate\Database\Connectors\ConnectionFactory->Illuminate\Database\Connectors\{closure}() #6 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(1231): call_user_func() #7 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(1267): Illuminate\Database\Connection->getPdo() #8 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(512): Illuminate\Database\Connection->getReadPdo() #9 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(469): Illuminate\Database\Connection->getPdoForSelect() #10 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(812): Illuminate\Database\Connection->Illuminate\Database\{closure}() #11 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(979): Illuminate\Database\Connection->runQueryCallback() #12 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(958): Illuminate\Database\Connection->tryAgainIfCausedByLostConnection() #13 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(781): Illuminate\Database\Connection->handleQueryException() #14 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(461): Illuminate\Database\Connection->run() #15 [internal function]: Illuminate\Database\Connection->cursor() #16 /var/www/html/2012/lib/pkp/classes/navigationMenu/NavigationMenuItemDAO.php(55): Generator->current() #17 /var/www/html/2012/lib/pkp/classes/services/PKPNavigationMenuService.php(663): PKP\navigationMenu\NavigationMenuItemDAO->getByPath() #18 [internal function]: PKP\services\PKPNavigationMenuService->_callbackHandleCustomNavigationMenuItems() #19 /var/www/html/2012/lib/pkp/classes/plugins/Hook.php(164): call_user_func_array() #20 /var/www/html/2012/lib/pkp/classes/plugins/Hook.php(132): PKP\plugins\Hook::run() #21 /var/www/html/2012/lib/pkp/classes/core/PKPPageRouter.php(194): PKP\plugins\Hook::call() #22 /var/www/html/2012/lib/pkp/classes/core/Dispatcher.php(157): PKP\core\PKPPageRouter->route() #23 /var/www/html/2012/lib/pkp/classes/core/PKPApplication.php(438): PKP\core\Dispatcher->dispatch() #24 /var/www/html/2012/index.php(20): PKP\core\PKPApplication->execute() #25 {main} Next Illuminate\Database\QueryException: SQLSTATE[HY000] [2002] Connection refused (Connection: mysql, SQL: SELECT * FROM navigation_menu_items WHERE path = AND COALESCE(context_id, 0) = 0 AND type = NMI_TYPE_CUSTOM) in /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php:825 Stack trace: #0 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(979): Illuminate\Database\Connection->runQueryCallback() #1 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(958): Illuminate\Database\Connection->tryAgainIfCausedByLostConnection() #2 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(781): Illuminate\Database\Connection->handleQueryException() #3 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(461): Illuminate\Database\Connection->run() #4 [internal function]: Illuminate\Database\Connection->cursor() #5 /var/www/html/2012/lib/pkp/classes/navigationMenu/NavigationMenuItemDAO.php(55): Generator->current() #6 /var/www/html/2012/lib/pkp/classes/services/PKPNavigationMenuService.php(663): PKP\navigationMenu\NavigationMenuItemDAO->getByPath() #7 [internal function]: PKP\services\PKPNavigationMenuService->_callbackHandleCustomNavigationMenuItems() #8 /var/www/html/2012/lib/pkp/classes/plugins/Hook.php(164): call_user_func_array() #9 /var/www/html/2012/lib/pkp/classes/plugins/Hook.php(132): PKP\plugins\Hook::run() #10 /var/www/html/2012/lib/pkp/classes/core/PKPPageRouter.php(194): PKP\plugins\Hook::call() #11 /var/www/html/2012/lib/pkp/classes/core/Dispatcher.php(157): PKP\core\PKPPageRouter->route() #12 /var/www/html/2012/lib/pkp/classes/core/PKPApplication.php(438): PKP\core\Dispatcher->dispatch() #13 /var/www/html/2012/index.php(20): PKP\core\PKPApplication->execute() #14 {main} thrown in /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php on line 825

Fatal error: Uncaught PDOException: SQLSTATE[HY000] [2002] Connection refused in /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php:66 Stack trace: #0 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(66): PDO->__construct() #1 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(85): Illuminate\Database\Connectors\Connector->createPdoConnection() #2 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(48): Illuminate\Database\Connectors\Connector->tryAgainIfCausedByLostConnection() #3 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/MySqlConnector.php(24): Illuminate\Database\Connectors\Connector->createConnection() #4 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/ConnectionFactory.php(185): Illuminate\Database\Connectors\MySqlConnector->connect() #5 [internal function]: Illuminate\Database\Connectors\ConnectionFactory->Illuminate\Database\Connectors\{closure}() #6 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(1231): call_user_func() #7 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(592): Illuminate\Database\Connection->getPdo() #8 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(812): Illuminate\Database\Connection->Illuminate\Database\{closure}() #9 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(979): Illuminate\Database\Connection->runQueryCallback() #10 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(958): Illuminate\Database\Connection->tryAgainIfCausedByLostConnection() #11 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(781): Illuminate\Database\Connection->handleQueryException() #12 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(584): Illuminate\Database\Connection->run() #13 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(536): Illuminate\Database\Connection->affectingStatement() #14 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3830): Illuminate\Database\Connection->update() #15 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Session/DatabaseSessionHandler.php(173): Illuminate\Database\Query\Builder->update() #16 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Session/DatabaseSessionHandler.php(140): Illuminate\Session\DatabaseSessionHandler->performUpdate() #17 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Session/Store.php(176): Illuminate\Session\DatabaseSessionHandler->write() #18 /var/www/html/2012/lib/pkp/classes/core/PKPSessionServiceProvider.php(38): Illuminate\Session\Store->save() #19 [internal function]: PKP\core\PKPSessionServiceProvider->PKP\core\{closure}() #20 {main} Next Illuminate\Database\QueryException: SQLSTATE[HY000] [2002] Connection refused (Connection: mysql, SQL: update `sessions` set `payload` = YToyOntzOjY6Il90b2tlbiI7czo0MDoiNm1CbzRwbDZyVEo3M0FheDcyY3VWcUg1a1JBUjVaZFVXS3I1SkpMYiI7czo2OiJfZmxhc2giO2E6Mjp7czozOiJvbGQiO2E6MDp7fXM6MzoibmV3IjthOjA6e319fQ==, `last_activity` = 1790383464, `user_id` = ?, `ip_address` = 192.168.171.253, `user_agent` = Mozilla/5.0 (Linux; Android 8.0.0; SM-J330G) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Mobile Safari/537.36 EdgA/114.0.1823.74 where `id` = NAXJ95PPcNPeai4yBYqzj5ONoMLbnbX7yD2k12bI) in /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php:825 Stack trace: #0 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(979): Illuminate\Database\Connection->runQueryCallback() #1 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(958): Illuminate\Database\Connection->tryAgainIfCausedByLostConnection() #2 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(781): Illuminate\Database\Connection->handleQueryException() #3 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(584): Illuminate\Database\Connection->run() #4 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(536): Illuminate\Database\Connection->affectingStatement() #5 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3830): Illuminate\Database\Connection->update() #6 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Session/DatabaseSessionHandler.php(173): Illuminate\Database\Query\Builder->update() #7 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Session/DatabaseSessionHandler.php(140): Illuminate\Session\DatabaseSessionHandler->performUpdate() #8 /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Session/Store.php(176): Illuminate\Session\DatabaseSessionHandler->write() #9 /var/www/html/2012/lib/pkp/classes/core/PKPSessionServiceProvider.php(38): Illuminate\Session\Store->save() #10 [internal function]: PKP\core\PKPSessionServiceProvider->PKP\core\{closure}() #11 {main} thrown in /var/www/html/2012/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php on line 825